
Los plásticos
Quiz
•
Science
•
9th Grade
•
Practice Problem
•
Hard
Sara López Fernández
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los plásticos están formados por:
Proteínas
Polímeros
Células
Fibras de madera
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los plásticos que una vez formados, se pueden volver a fundir para formar otro objeto son:
Termoestables
Baquelitas
Termoplásticos
Elastómeros
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El neopreno pertenece a:
Termoestables
Elastómeros
Termoplásticos
Siliconas
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
En qué proceso se usa el tornillo sin fin o “caragol“ sense fi :
Bufament/Soplado
Conformació per buit/ formación por vacío
Extrusió/extrusión
Emmotllament per comoressió/ Moldeado por compresión
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
El caucho /cautxú pertenece a:
Elastómeros
Siliconas
Termoplásticos
Termoestables
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Selecciona los plásticos reciclables:
Baquelita
Resina de poliéster
Polietileno de tereftalato (PET)
Policloruro de vinilo (PVC)
Polipropileno (PP)
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Cuáles de estos plásticos no son reciclables:
Siliconas
Melamina
Polietileno de tereftalato (PET)
Resina de Poliéster
Polipropileno (PP)
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